Is it a circle?
no, it isn't.
What shape is the cracker?
The cracker is a square.
What shape is a bread?
The bread is a square
What shape is the bun?
The bun is a circle
Is it a triangle?
No, it isn't.
What shape is the pizza?
It is a triangle.
What shape is the sandwich?
The sandwich is a triangle.
What shape is the tomato?
The tomato is a circle.
Is it a rectangle?
Yes, it is.
Is it a square?
Yes, it is.